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Finding the Fourth Proportional to 3,700.35, 5,550.53 and 3,397.95

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Solution

The fourth proportional to 3,700.35, 5,550.53 and 3,397.95 is: 5,096.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.35 : 5,550.53 = 3,397.95 : x
  2. Step 2: Convert to fraction form
    3,700.35/5,550.53 = 3,397.95/x
  3. Step 3: Cross multiply
    3,700.35x = 5,550.53 × 3,397.95
  4. Step 4: Simplify right side
    3,700.35x = 18,860,406.42
  5. Step 5: Solve for x
    x = 18,860,406.42/3,700.35
  6. Step 6: Final answer
    x = 5,096.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.